The gonum library has swappable backends so you can use a tuned BLAS in place of the pure go one. (Not sure if that is what golearn uses?) However changes to t

The gonum library has swappable backends so you can use a tuned BLAS in place of the pure go one. (Not sure if that is what golearn uses?) However changes to the gc and cgo may break this in the future. See comments from gonum author Brendan Tracy here: https://groups.google.com/forum/#!topic/golang-dev/pIuOcqAlvKU https://groups.google.com/forum/#!topic/golang-dev/pIuOcqAlv...